Sep 16, 2018
Release 0.29 beta 1.
Aug 3, 2018
Replace GCC's attribute optimize("Os") by the better supported and si…
…milar (cold).

Closes #2494.
Jul 8, 2018
Prepare release of 0.28.4.
May 27, 2018
Fix test.
Apr 13, 2018
Prepare release of 0.28.2.
Mar 18, 2018
Prepare release of 0.28.1.
Mar 13, 2018

0.28

Prepare release of 0.28.
Mar 11, 2018
Prepare release candidate 0.28rc1.
Mar 9, 2018
Restore accidentally removed comment.
Mar 4, 2018
Reduce unnecessarily long sleep time in test.